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Finding the Fourth Proportional to 410.52, 616.03 and 167.05

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Solution

The fourth proportional to 410.52, 616.03 and 167.05 is: 250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.52 : 616.03 = 167.05 : x
  2. Step 2: Convert to fraction form
    410.52/616.03 = 167.05/x
  3. Step 3: Cross multiply
    410.52x = 616.03 × 167.05
  4. Step 4: Simplify right side
    410.52x = 102,907.81
  5. Step 5: Solve for x
    x = 102,907.81/410.52
  6. Step 6: Final answer
    x = 250.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.